Question

What is the value of the expression 30 - 9+ 3 - (12 = 4)?

Answer 1

the answer is 21

30 - 9 = 21
21 + 3 = 24
12 divided by 4 = 3
24 - 3 = 21


21 is the answer once again

Answer 2

21

Explanation:

30 - 9 +3

30 - 12

18

18 - 12=4

12/4 = -3

18 - -3

21